Home / 104,529.60-156,794.40-25,642.80

Finding the Fourth Proportional to 104,529.60, 156,794.40 and 25,642.80

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Solution

The fourth proportional to 104,529.60, 156,794.40 and 25,642.80 is: 38,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,529.60 : 156,794.40 = 25,642.80 : x
  2. Step 2: Convert to fraction form
    104,529.60/156,794.40 = 25,642.80/x
  3. Step 3: Cross multiply
    104,529.60x = 156,794.40 × 25,642.80
  4. Step 4: Simplify right side
    104,529.60x = 4,020,647,440.32
  5. Step 5: Solve for x
    x = 4,020,647,440.32/104,529.60
  6. Step 6: Final answer
    x = 38,464.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.